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Contact Person Mr. Will
huibin Road, Xiamen, Fujian
1 Used to mount circuit breaker, transformer and other
components in the withdrawable switchgear, as auxiliary operation
of components with busbar. When operation with internal mechanism
of circuit breaker and other interlock mechanism of mid-placed
cabinet, it can satisfy the interlock requirement of "5
preventions" stipulated in GB***6.
2 Only when the handcart is under testing/isolating or working
position, the circuit breaker can make. After that, the handcart is
under locked state, which avoids false connecting or making of the
spacing contact.
3 When the handcart is under working position or away from
testing/isolating position for *0mm, the earthing switch fails to
make,avoided powered false making of the switch.
4 When the earthing switch makes, the handcart shall not shift from
testing/isolating to working position, avoiding the switch closing
the circuit breaker in making.
5 When the chassis enters cabinet, once away from testing/isolating
position, the handcart fails to draw out from the cabinet
We guarantee that all products are from the original ABB
